21473+4644 SRW 11 AB
21h 47m 18.05s +46° 43' 53.7" P.A. 28.00 sep 28.9 mag 9.56,9.67 Sp F0
Coord 2000 |
21473+4644 |
|
Discov num |
SRW 11 |
|
Comp |
AB |
|
Coord arcsec 2000 |
21 47 18.05 +46 43 53.7 |
|
Date first |
1895 |
|
Date last |
2016 |
|
Obs |
13 |
|
Pa first |
28 |
|
Pa last |
27.5 |
|
P.A. Now (θ) |
27.5° |
|
Sep first |
28.9 |
|
Sep last |
28.92 |
|
Sep. Now (ρ) |
28.92" |
|
Mag pri |
9.56 |
|
Mag sec |
9.67 |
|
delta mag (ΔM) |
0.11 |
|
Spectral class |
F0 (yellow-white) |
|
Pri motion ra |
-005 |
|
Sec motion ra |
-003 |
|
Pri motion dec |
-011 |
|
Sec motion dec |
-010 |
|
Notes |
V
(Proper motion indicates physical) |
|
rPM=0.185 (< 0.3, Physical double)
This double is physical.
21473+4644 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
|
|
21 47 18 +46 43 54 |
SRW 11 AB |
2016 |
13 |
28 |
28.9 |
9.56 |
9.67 |
0.11 |
|
<=== |
Show |
|
|
21 47 18 +46 43 54 |
SRW 11 AC |
2016 |
6 |
341 |
26.3 |
9.56 |
12.50 |
2.94 |
|
|
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Cygnus |
|
Tycho2 |
3604-01964-1 |
|
Gaia DR2 |
1974655267829839488 |
|